Reinker cartridge



FIG. 1 is a bottom plan view of a reinker cartridge showing our new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a side elevational view thereof, the opposite side being a mirror image of the side shown. 

The ornamental design for a reinker cartridge, as shown and described. 